397732468

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{2927}}^1$

素因数の和:3172

約数の個数: 48

約数和(自身を含む): 834269184

約数和(自身を除く): 436536716

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 211, 322, 422, 644, 844, 1477, 2927, 2954, 4853, 5854, 5908, 9706, 11708, 19412, 20489, 33971, 40978, 67321, 67942, 81956, 134642, 135884, 269284, 471247, 617597, 942494, 1235194, 1884988, 2470388, 4323179, 8646358, 14204731, 17292716, 28409462, 56818924, 99433117, 198866234, 397732468]

約数ペア:

[(1, 397732468), (2, 198866234), (4, 99433117), (7, 56818924), (14, 28409462), (23, 17292716), (28, 14204731), (46, 8646358), (92, 4323179), (161, 2470388), (211, 1884988), (322, 1235194), (422, 942494), (644, 617597), (844, 471247), (1477, 269284), (2927, 135884), (2954, 134642), (4853, 81956), (5854, 67942), (5908, 67321), (9706, 40978), (11708, 33971), (19412, 20489)]